EP0545254A3 - Analog-to-digital converter circuit having automatic range control - Google Patents

Analog-to-digital converter circuit having automatic range control Download PDF

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Publication number
EP0545254A3
EP0545254A3 EP19920120075 EP92120075A EP0545254A3 EP 0545254 A3 EP0545254 A3 EP 0545254A3 EP 19920120075 EP19920120075 EP 19920120075 EP 92120075 A EP92120075 A EP 92120075A EP 0545254 A3 EP0545254 A3 EP 0545254A3
Authority
EP
European Patent Office
Prior art keywords
analog
digital converter
converter circuit
range control
automatic range
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19920120075
Other versions
EP0545254B1 (en
EP0545254A2 (en
Inventor
Thomas S Mason
Rodney D Beaber
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
InterBold
Original Assignee
InterBold
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by InterBold filed Critical InterBold
Publication of EP0545254A2 publication Critical patent/EP0545254A2/en
Publication of EP0545254A3 publication Critical patent/EP0545254A3/en
Application granted granted Critical
Publication of EP0545254B1 publication Critical patent/EP0545254B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
    • H03M1/0619—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by dividing out the errors, i.e. using a ratiometric arrangement
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/18—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging
    • H03M1/186—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedforward mode, i.e. by determining the range to be selected directly from the input signal
EP92120075A 1991-12-06 1992-11-25 Analog-to-digital converter circuit having automatic range control Expired - Lifetime EP0545254B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/804,089 US5194865A (en) 1991-12-06 1991-12-06 Analog-to-digital converter circuit having automatic range control
US804089 1991-12-06

Publications (3)

Publication Number Publication Date
EP0545254A2 EP0545254A2 (en) 1993-06-09
EP0545254A3 true EP0545254A3 (en) 1994-06-29
EP0545254B1 EP0545254B1 (en) 1997-06-04

Family

ID=25188161

Family Applications (1)

Application Number Title Priority Date Filing Date
EP92120075A Expired - Lifetime EP0545254B1 (en) 1991-12-06 1992-11-25 Analog-to-digital converter circuit having automatic range control

Country Status (7)

Country Link
US (1) US5194865A (en)
EP (1) EP0545254B1 (en)
JP (1) JP3129353B2 (en)
KR (1) KR100291606B1 (en)
CN (1) CN1029444C (en)
DE (1) DE69220192T2 (en)
MX (1) MX9207033A (en)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6445320B1 (en) 1919-11-27 2002-09-03 Yamaha Corporation A/D conversion apparatus
JP3071946B2 (en) * 1992-06-09 2000-07-31 株式会社日立製作所 Magnetic recording / reproducing signal processing circuit and recording / reproducing apparatus using the same
US5422642A (en) * 1993-06-22 1995-06-06 International Business Machines Corporation DC centering analog receiver for flash A/D converter
JPH0736809U (en) * 1993-12-25 1995-07-11 株式会社織元 mattress
US5717608A (en) * 1994-09-26 1998-02-10 Luxtron Corporation Electro-optical board assembly for measuring the temperature of an object surface from infra-red emissions thereof, including an automatic gain control therefore
US5633639A (en) * 1994-11-30 1997-05-27 Sgs-Thomson Microelectronics, Inc. Successive approximation analog to digital converter with automatic offset
US5684480A (en) * 1995-01-30 1997-11-04 Telefonaktiebolaget Lm Ericsson Wide dynamic range analog to digital conversion
US5608399A (en) * 1995-08-01 1997-03-04 Psc Inc. Resolution enhancer circuit for analog to digital converters
US6088662A (en) * 1996-12-13 2000-07-11 Seagate Technology, Inc. Thermoelectric temperature sensing system in a computer hard disc drive
US5861831A (en) * 1996-12-23 1999-01-19 Analog Devices, Inc. Intermediate frequency (IF) sampling clock-to-clock auto-ranging analog-to-digital converter (ADC) and method
US20020004694A1 (en) * 1997-12-05 2002-01-10 Cameron Mcleod Modular automotive diagnostic system
US6417794B1 (en) * 1999-09-09 2002-07-09 Cirrus Logic, Inc. System and apparatus for digitally calibrating capacitors in an analog-to-digital converter using successive approximation
EP1236280A1 (en) * 1999-10-08 2002-09-04 Canberra Industries, Inc. Digital peak detector with noise threshold and method
US7123176B1 (en) * 1999-10-08 2006-10-17 Canberra Industries, Inc. Digital peak detector with noise threshold and method
US6310518B1 (en) 1999-10-22 2001-10-30 Eric J. Swanson Programmable gain preamplifier
US6414619B1 (en) 1999-10-22 2002-07-02 Eric J. Swanson Autoranging analog to digital conversion circuitry
US6369740B1 (en) 1999-10-22 2002-04-09 Eric J. Swanson Programmable gain preamplifier coupled to an analog to digital converter
US6590517B1 (en) 1999-10-22 2003-07-08 Eric J. Swanson Analog to digital conversion circuitry including backup conversion circuitry
US6556635B1 (en) * 1999-11-09 2003-04-29 Lsi Logic Corporation Communications receiver having adaptive dynamic range
KR100700816B1 (en) * 2000-02-12 2007-03-27 엘지전자 주식회사 Method And Apparatus of Converting Anolog to Digital
KR100805755B1 (en) * 2000-05-12 2008-02-21 후지쯔 가부시끼가이샤 Semiconductor integrated circuit
DE10039187A1 (en) * 2000-08-10 2002-02-21 Werner Bauer Wireless digital data transmission link
TWI226606B (en) * 2002-03-13 2005-01-11 Via Tech Inc Method for detecting AC signal and method for detecting DC level of AC signal
US6744391B2 (en) * 2002-05-16 2004-06-01 Schweitzer Engineering Laboratories System for sampling a signal in an electronic instrument using a unipolar A/D converter
JP2005094678A (en) * 2003-09-19 2005-04-07 Sanyo Electric Co Ltd Video signal processor and television receiver
KR100571825B1 (en) * 2003-11-28 2006-04-17 삼성전자주식회사 Optical analyzer for improving resolution of time-varying spectrum and device therefor
DE102004026182A1 (en) * 2004-05-28 2005-12-22 Robert Bosch Gmbh Method for reducing noise influences on a high-frequency measuring device, and high-frequency measuring device
US7126521B2 (en) * 2004-06-02 2006-10-24 Honeywell International Inc. Two-dimension digital ratiometric decoder
US7049875B2 (en) * 2004-06-10 2006-05-23 Theta Microelectronics, Inc. One-pin automatic tuning of MOSFET resistors
US7769108B1 (en) 2004-12-17 2010-08-03 The United States Of America As Represented By The Secretary Of The Air Force Digital receiver instantaneous dynamic range enhancement
US7030795B1 (en) * 2005-05-17 2006-04-18 Motorola, Inc. Digital automatic gain control method and device
GB2428949B (en) * 2005-07-28 2007-11-14 Artimi Inc Communications systems and methods
WO2007074518A1 (en) * 2005-12-27 2007-07-05 Fujitsu Limited Solid-state image pickup device and dark current component removing method
KR100763602B1 (en) * 2006-03-16 2007-10-04 엘에스산전 주식회사 Method of resolution adjustment for digital data
KR20090045934A (en) * 2006-08-11 2009-05-08 엔테그리스, 아이엔씨. Auto ranging system and method for an analog signal
KR100866500B1 (en) * 2006-12-05 2008-11-03 한국과학기술원 Analog-to-digital converter capable of controlling resolution and method thereof
JP4774064B2 (en) * 2008-02-07 2011-09-14 シャープ株式会社 A / D conversion circuit and solid-state imaging device
US20100164768A1 (en) * 2008-12-31 2010-07-01 Texas Instruments Incorporated Providing digital codes representing analog samples with enhanced accuracy while using an adc of lower resolution
JP5287325B2 (en) * 2009-02-16 2013-09-11 富士通株式会社 Analog-digital converter and analog-digital conversion method
US8378872B2 (en) * 2011-03-31 2013-02-19 Rosemount Inc. Dynamically adjusted A/D resolution
US9588113B2 (en) 2012-02-22 2017-03-07 Church & Dwight Co., Inc. Methods for electronic analyte assaying
KR101435980B1 (en) 2012-11-02 2014-09-02 서강대학교산학협력단 SAR ADC using range scaling
WO2014094782A1 (en) * 2012-12-18 2014-06-26 Miitors Aps Utility meter controlling the conversion range of an adc
CN106575968B (en) * 2014-08-18 2019-06-18 株式会社日立制作所 Analog-digital conversion system, X ray CT device and medical imaging filming apparatus
JP6166700B2 (en) * 2014-08-18 2017-07-19 プレキシオン株式会社 Photoacoustic imaging device
JP2017005332A (en) * 2015-06-05 2017-01-05 日本放送協会 Cyclic ad converter, digital corrector for cyclic ad converter, and method thereof
CZ309665B6 (en) 2019-09-03 2023-06-28 Y Soft Corporation, A.S. Method of signal processing of a passive RFID chip by a reader

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4143356A (en) * 1977-10-31 1979-03-06 Ncr Canada Ltd - Ncr Canada Ltee Character recognition apparatus
US4827191A (en) * 1987-09-08 1989-05-02 Motorola, Inc. Adaptive range/DC restoration circuit or use with analog to digital convertors
EP0452805A2 (en) * 1990-04-14 1991-10-23 Nokia (Deutschland) GmbH A/D conversion circuit for digitizing analog television signals

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3846710A (en) * 1973-02-02 1974-11-05 Motorola Inc Dc restoration amplifier with automatic zero offset adjustment
US3979670A (en) * 1973-08-17 1976-09-07 Western Electric Company, Inc. Apparatus for detecting and measuring peak-to-peak values in electrical signals
US4001604A (en) * 1975-04-25 1977-01-04 The United States Of America As Represented By The Secretary Of The Army Peak value detector
US4016557A (en) * 1975-05-08 1977-04-05 Westinghouse Electric Corporation Automatic gain controlled amplifier apparatus
JPS5873231A (en) * 1981-10-27 1983-05-02 Shimadzu Corp Analog-to-digital converter
US4642694A (en) * 1984-05-22 1987-02-10 Casio Computer Co., Ltd. Television video signal A/D converter
DE3687596T2 (en) * 1985-06-14 1993-07-29 Ascii Corp AD CONVERSION CIRCUIT AND DISPLAY CONTROL SYSTEM.
JPH0738588B2 (en) * 1985-07-11 1995-04-26 ティアツク株式会社 Analog-to-digital converter
GB8705923D0 (en) * 1987-03-12 1987-04-15 Gen Electric Co Plc Analogue to digital converter
JP2533062Y2 (en) * 1987-07-03 1997-04-16 ヤマハ株式会社 Analog-to-digital conversion circuit
US5027117A (en) * 1988-03-31 1991-06-25 Ricoh Company, Ltd. Conversion using a variable reference based on image density

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4143356A (en) * 1977-10-31 1979-03-06 Ncr Canada Ltd - Ncr Canada Ltee Character recognition apparatus
US4827191A (en) * 1987-09-08 1989-05-02 Motorola, Inc. Adaptive range/DC restoration circuit or use with analog to digital convertors
EP0452805A2 (en) * 1990-04-14 1991-10-23 Nokia (Deutschland) GmbH A/D conversion circuit for digitizing analog television signals

Also Published As

Publication number Publication date
EP0545254B1 (en) 1997-06-04
EP0545254A2 (en) 1993-06-09
CN1029444C (en) 1995-08-02
MX9207033A (en) 1993-07-01
DE69220192D1 (en) 1997-07-10
KR930015364A (en) 1993-07-24
CN1074317A (en) 1993-07-14
DE69220192T2 (en) 1997-10-02
JP3129353B2 (en) 2001-01-29
US5194865A (en) 1993-03-16
KR100291606B1 (en) 2001-06-01
JPH06224761A (en) 1994-08-12

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